£360 Per day
Inside
Undetermined
Sheffield, England, United Kingdom
Summary: The Full Stack Engineer - Backbase CXP role requires a seasoned professional with extensive experience in React.js and Backbase CXP, focusing on developing and integrating data-driven user interfaces. The position emphasizes strong proficiency in JavaScript, state management, and Agile methodologies, alongside a solid understanding of QA processes and testing frameworks. The candidate will be responsible for building responsive UIs, working with REST APIs, and utilizing modern front-end development tools. Strong communication and documentation skills are essential for success in this role.
Key Responsibilities:
- Hands-on experience with React.js and Backbase CXP for at least 5-7 years.
- Expertise in state management technologies such as Redux, Flux, and Hooks/Context API.
- Proficient in HTML5, CSS3, CSS-In-JS, and JavaScript (ES6/ES2020).
- Understanding of QA technologies and processes, including TDD and unit testing.
- Experience working in an Agile environment, including sprint planning and retrospectives.
- Strong JavaScript skills, including DOM manipulation and EcmaScript specifications.
- Experience with data-driven UIs and REST API integration.
- Building design systems using Atomic Design methodology.
- Test-driven development in React.js.
- Handling REST API connectivity and error management.
- Familiarity with libraries such as Bootstrap, Material js, and Lodash.
- Converting UX wireframes into responsive UIs.
- Using front-end development tools like Babel, Webpack, and NPM.
- Knowledge of Accessibility testing and keyboard-driven development.
- Experience with browser-based debugging and performance testing.
- Understanding end-to-end connectivity and solutions.
- Tooling knowledge including Git, JIRA, SonarQube, Jenkins, Postman, and AppD.
- Testing Automation & Cloud experience is a plus.
- Banking IT experience is advantageous.
- Strong communication and documentation skills.
Key Skills:
- Hands-on experience with React.js and Backbase CXP.
- Expertise in state management (Redux, Flux, Hooks/Context API).
- Proficient in HTML5, CSS3, CSS-In-JS, and JavaScript (ES6/ES2020).
- Understanding of QA processes (Jest, RTL) and TDD.
- Agile methodology experience.
- Strong JavaScript skills and knowledge of modern software design principles.
- Experience with REST APIs and data-driven UIs.
- Familiarity with design systems and Atomic Design methodology.
- Test-driven development experience.
- Knowledge of front-end development tools (Babel, Webpack, NPM).
- Accessibility testing knowledge.
- Experience with debugging and performance testing tools.
- Tooling knowledge (Git, JIRA, SonarQube, Jenkins, Postman, AppD).
- Testing Automation & Cloud experience.
- Banking IT experience.
- Strong communication and documentation skills.
Salary (Rate): £360 per day
City: Sheffield
Country: United Kingdom
Working Arrangements: undetermined
IR35 Status: inside IR35
Seniority Level: undetermined
Industry: IT
Full Stack Engineer - Backbase CXP MUST BE ELIGIBLE FOR BPSS
Location: Sheffield
Duration: 30/12/2025
Rate: £360 per day ( Umbrella)
Role Description:
- Must have hands-on experience and understanding of React.js and its core principles in the most recent projects for at least 5 -7 years
- Hand on experience on Backbase CXP and forms products
- Expert understanding of state management technologies/approaches i.e. Redux, Flux,Hooks/Context API
- Good knowledge of HTML5, CSS3, CSS-In-JS and JavaScript (ES6/ES2020), adhering to industry defined coding standards
- Good understanding of QA technologies and processes (Jest, RTL) – TDD and unit testing, specifically what constitutes a good unit test
- Good understanding and experience of working within an Agile environment i.e. Story point estimation, refinement, sprint planning, retrospective, sprint demos etc.
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model. Experience with newer specifications of EcmaScript
- Knowledge of coding fundamentals e.g. modern software design principles, data structures etc
- Understanding and experience of working with data driven UI's, developing and integrating to REST API's using data fetching libraries.
- Experience in building design systems/Atomic Design methodology
- Experience in test driven React.js development
- Experience with REST API's connectivity and Error handling
- Experience in latest Libraries Bootstrap, Material js, Lodash
- Experience in converting UX wireframes to intuitive and responsive UI
- Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
- Knowledge of Accessibility testing and keyboard driven development
- Experience with browser-based debugging and performance testing software.
- Understanding of end-to-end connectivity and solutions.
- Tooling knowledge – Git, JIRA, SonarQube, Jenkins, Postman, AppD.
- Testing Automation & Cloud experience will be an advantage
- Banking IT experience is an advantage
- Strong communication skills and documentation skills